正方极性晶族(4晶族)

A: Would you talk to me about taking one of Dr. Miller's classes? B: Yes. Have you ever been in one of his classes? A: I'm thinking about taking his class next semester. B: He was a very easy teacher. Are you thinking of taking a class with him? A: I

发表于:2018-11-30 / 阅读(262) / 评论(0) 分类 英语情景对话-大学生活

A: Do you know anything about Dr. Miller's classes? B: Yes. Are you in his class? A: I'm thinking of taking his class next semester. B: He really knew his stuff, but he graded hard. Would that be OK? A: Yes, I really need someone who is really good.

发表于:2018-11-30 / 阅读(307) / 评论(0) 分类 英语情景对话-大学生活

A: Could you tell me if you have ever taken a class from Dr. Miller? B: Yes. Are you going to be taking a class from him? A: Yes, but I have never taken his class before. B: He is very interesting and challenging. Is that what you are looking for? A:

发表于:2018-11-30 / 阅读(237) / 评论(0) 分类 英语情景对话-大学生活

A: I have an appointment for 1:30. B: What can I help you with? A: Well, I have a problem with my class schedule. B: What is it? A: It seems that I've been given two classes scheduled at the same time. B: I can understand the problem with that. A: Is

发表于:2018-11-30 / 阅读(314) / 评论(0) 分类 英语情景对话-大学生活

Now in its second season, the TV show Glee has struck a chord with audiences in the United States and elsewhere. The story revolves around the members of a high school student chorale group, known as 'New Directions'. Every episode features the actor

发表于:2018-12-08 / 阅读(191) / 评论(0) 分类 VOA标准英语2011年(三月)

A new study has found that the Arctic's iconic polar bears are finding it harder to hunt for food due to melting sea ice caused by climate change, putting the species at a growing risk of extinction. Researchers from the United States Geological Surv

发表于:2018-12-24 / 阅读(219) / 评论(0) 分类 2018CRI中国国际广播电台

Seventy-nine degrees north latitude is near the top, at the cold edge of the world. In the winter, when temperatures plunge below freezing, there is complete darkness at noon. During summer, the sun shines at midnight, there is no place to hide. Dang

发表于:2018-12-30 / 阅读(355) / 评论(0) 分类 国家地理2007年

She worries a lot. She worries about polar bears. They are big, white bears. They live in the north. They need snow. They need ice. They need cold weather. There is too much pollution. Pollution heats up the Earth. Heat melts the ice. The ice is the

发表于:2018-12-31 / 阅读(297) / 评论(0) 分类 儿童英语小故事

NB: This is not a word for word transcript Rob: Hello, I'm Rob, and Yvonne has joined me for today's 6 Minute English. Hello, Yvonne! Yvonne: Hello, Rob. Rob: Today, we're talking about social mobility in the UK and a plan by the government to try an

发表于:2019-01-07 / 阅读(248) / 评论(0) 分类 六分钟英语

BBC Learning English Weekender Polar Explorer Amber: Hello, I'm Amber, and youre listening to bbclearningenglish.com. In Weekender today, we listen to an interview with explorer, Rosie Stancer. In March, Rosie sets off on her latest expedition walki

发表于:2019-01-16 / 阅读(263) / 评论(0) 分类 Weekender

Donae Owens: Good afternoon, special guests, faculty members and my fellow students. My name is Donae Owens. I'm the student government president and a proud member of the class of 2012 at Benjamin Banneker Academic High School. I am privileged to be

发表于:2019-01-18 / 阅读(241) / 评论(0) 分类 美国总统演讲视频

A: Hi, Jim. It's Olivia. B: Hey, Olivia. What's happening? A: I'll be moving out in a while, so I wanted you to know. B: Well, that's not good news. When are you moving? A: The last day of June. B: Is something wrong with your apartment? A: No, not a

发表于:2019-01-20 / 阅读(191) / 评论(0) 分类 地道英语对话-租房

A: Hello, Jim. It's Olivia. B: Hi, there. What can I do for you today? A: You should know that I'll be moving out in a while. B: Gee, that's too bad. What day do you plan to leave? A: June 30 is my last day. B: I hope it's not your neighbors or the l

发表于:2019-01-20 / 阅读(186) / 评论(0) 分类 地道英语对话-租房

Advancing digital technology is bringing major changes to higher education, after upending journalism, the music business, manufacturing and many other industries. In a few cases, this digital revolution means tens of thousands of students can sign u

发表于:2019-02-07 / 阅读(273) / 评论(0) 分类 英语新闻

STOCKHOLM, May 8 (Xinhua) -- The 2012 Swedish Polar Music Prize was awarded to the American singer-songwriter Paul Simon and the Chinese American cellist Yo-Yo Ma, the prize committee said in a statement on Tuesday. For five decades, Paul Simon has b

发表于:2019-02-09 / 阅读(237) / 评论(0) 分类 英语新闻

Voice 1 Thank you for joining us for todays Spotlight. Im Rebekah Schipper. Voice 2 And Im Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Sib

发表于:2019-02-14 / 阅读(195) / 评论(0) 分类 环球英语 Spotlight

The dogs were barking wildly at two smallcreatures playing in the moonlight. Polar bear babies! cried Annie. One roly-poly cub leaped onto the other. Then theyboth rolled through the snow. Hi, little bears! Annie called. The cubs jumped up and shook

发表于:2019-02-17 / 阅读(189) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

Jack, you can get up now, said Annie. Jack opened his eyes. Annie was standing over him. She still had her mask on. We're on safe ground, she said. Jack felt as if he'd been dreaming. He lookedaround. They had reached the tundra at the edge ofthe fro

发表于:2019-02-17 / 阅读(198) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

BEIJING, June 21 (Xinhua) -- China will launch a new icebreaker for use during an upcoming 2013 polar expedition, a senior oceanic official said on Tuesday. Both the new icebreaker and Xuelong (Snow Dragon), an icebreaker that operated in Antarctica,

发表于:2019-02-18 / 阅读(256) / 评论(0) 分类 英语新闻

Voice 1 Hello, Im Marina Santee. Voice 2 And Im Ruby Jones. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 A tall man stands s

发表于:2019-02-21 / 阅读(225) / 评论(0) 分类 环球英语 Spotlight
学英语单词
aapas
achievement rating scale
adventure account
Agapetes praeclara
allophilous
antipyrino-caffeinum citricum
awaiest
bitumenised
Biyagama
bobbitting
bow-front
Bucillus aureus
bug out
chlorinex process
cochain subcomplex
compounded governor
Corydalis juncea
cuboid bones
Cudalbi
current annual expenditure
darling rivers
derived point
developmental theory
dilute alloy
distillation fraction
Dostoevsky, Fyodor Mikhailovich
earnshaw
economic circumstances
electronic shopping
element library
ellwein
epinephelus hexagonatus
Esparta
facsimile transmission
force list
help form
heterosperminous hybridization
hot wall method
hygric
incubator oil
Indo-Aryan languages
inspecting lamp
jumpingup
knee twin
Leber's corpuscles
letter of guarantee (l/g)
Limnocottus
low-level tilt
lumberjill
lxxxviiest
martias
melt blowing
mesobilin
mesocuticle
mock-strawberry
Mohammedan calendar
musculus adductor magnus
mustela flavigula
newname
nominal cartridge diameter of microphone
nordsjoite
number of leads
oil lantern
patiki
penitencia
primary spermatogonium
processing cell
prostyle tetrastyle
psia
rear arch
recradled
relative fluctuation
remote computing system log
restaurrateur
roughing out pass
Schrombridae
scientific concept
seiscrop
self-balancing recorder
self-coupling
share certificate
shibutani
shoestring trading
sinografin
soil exhaustion
sporer
squinch joint
tactile lever
taeniases
tail gunner
tie one down
total impurity
tower wagon
tracings
trouble history card
ultraparadoxical phase
ultrathin volume excitation
undieless
valinemia
water deionized
yolk-sac entoderm
zillionths